NAPITUPULU, Efendi; PAKPAHAN, Patar Polinando. PENGARUH PROMOSI DAN HARGA TERHADAP MINAT BELI OLI SHELL PADA PT. DINAMIKA LUBSINDO UTAMA MEDAN. JURNAL CREATIVE AGUNG, [S.l.], v. 9, n. 2, p. 131-141, june 2021. ISSN 2301-6175. Available at: <https://jurnal.darmaagung.ac.id/index.php/creativeagung/article/view/1015>. Date accessed: 12 may 2024.